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Conti-Ramsden G, Botting N, Knox E, Simkin Z.Conti-Ramsden G, et al.Int J Lang Commun Disord. 2002 Apr-Jun;37(2):185-95. doi: 10.1080/13682820110116866.Int J Lang Commun Disord. 2002.PMID: 12012615